.imgauto {
  display: block;
  margin: 0 auto;
  width: 90%;
  opacity: 0.4;
}
.top {
  width: 90%;
  border: 1px solid #e8e8e8;
  border-radius: 20px ;
  height: 170px;
  padding-left: 25px;
  padding-right: 25px;
  margin: 0 auto;
  margin-top: 25px;
}
.top p {
  height: 60px;
  line-height: 60px;
  font-size: 18px;
  font-weight: bold;
}
.top nav {
  height: 88px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top nav li {
  list-style: none;
  background: #f4f4f4;
  width: 228px;
  height: 88px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  cursor: pointer;
}
.top nav li img {
  width: 62px;
  height: 62px;
  margin-left: 13px;
  margin-right: 13px;
}
@media only screen and (max-width: 1366px) {
  .top nav {
    height: 66px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .top nav li {
    list-style: none;
    background: #f4f4f4;
    width: 145px;
    height: 66px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    cursor: pointer;
  }
  .top nav li img {
    width: 40px;
    height: 40px;
    margin-left: 13px;
    margin-right: 13px;
  }
}
@media only screen and (max-width: 850px) {
  .top {
    width: 800px;
  }
  .imgauto {
    display: block;
    margin: 0 auto;
    width: 800px;
  }
}
